TLV320AIC31
Overview
The TLV320AIC31 is a low-power stereo-audio codec with a stereo headphone amplifier, as well as multiple inputs and outputs, programmable in single-ended or fully-differential configurations. Extensive register-based power control is included, enabling stereo 48-kHz DAC playback as low as 14 mW from a 3.3-V analog supply, making it ideal for portable, battery-powered audio and telephony applications.
- Stereo Audio DAC - 100 dB A Signal-to-Noise Ratio - 16/20/24/32-Bit Data - Supports Rates From 8 kHz to 96 kHz - 3D/Bass/Treble/EQ/De-Emphasis Effects Stereo Audio ADC - 92 dB A Signal-to-Noise Ratio - Supports Rates From 8 kHz to 96 kHz Six Audio Input Pins - Two Stereo Differential/Single-Ended Inputs Six Audio Output Drivers - Stereo 8-Ω, 500 mw/Channel Speaker Drive Capability - Stereo Fully-Differential or Single-Ended Headphone Drivers - Fully Differential Stereo Line Outputs Low Power: 14-mW Stereo, 48-kHz Playback With 3.3-V Analog Supply Programmable Input/Output Analog Gains Automatic Gain Control (AGC) for Record Programmable Microphone Bias Level Programmable PLL for Flexible Clock Generation I2C Control Bus Audio Serial Data Bus Supports I2S, Left/Right-Justified, DSP, and TDM Modes Extensive Modular Power Control Power Supplies: - Analog: 2.7 V - 3.6 V - Digital Core: 1.525 V - 1.95 V - Digital I/O: 1.1 V - 3.6 V Available Packages: 5 × 5 mm, 32-Pin QFN
